{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa688ecd296b1f197ee708aa360c74aa3cf7a2a95d4baea6d48b56e3cdcf35585",
    "signature": "0x6c94ca08b81f42e346d78c4b29b48685370ab5c031b53218f66f8963b0e3e760130617531a58dcb7f4dbcfddb8e8196db1c6a3a4849966f84b433a4cda51f7ec1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}